VECTOR COSINES AND ORTHOGONALITY

VECTOR COSINES AND ORTHOGONALITY - VECTOR COSINES AND...

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Unformatted text preview: VECTOR COSINES AND ORTHOGONALITY x y αy 2 minα x − α y = ( x − α y )′( x − α y ) = x′x − 2α x′y + α 2 y′y ∂ x −α y 0= ∂α 2 = −2 x′y + 2α y′y x′y x′y ⇒α = = 2 ′y y y x y θ cos(θ ) = αy x = αy αy x = x′y y y 2 x = x′y yx ...
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This note was uploaded on 09/14/2011 for the course ESE 502 taught by Professor Ese502 during the Fall '08 term at UPenn.

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VECTOR COSINES AND ORTHOGONALITY - VECTOR COSINES AND...

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